Swing-to-adapt structure and seat
By incorporating a pivotal joint and elastic element combined with a locking block and switching mechanism in the lumbar support structure, the problem of the lumbar support failing to maintain a fixed tilt under the user's lumbar pressure is solved, achieving stable support and improved comfort.
CN224853196UActive Publication Date: 2026-10-16HANGZHOU HEIBAIDIAO TECH CO LTD
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Patent Information
- Application Number
- CN202522603826.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-12-08
- Publication Date
- 2026-10-16
- Estimated Expiration
- 2035-12-08
AI Technical Summary
Technical Problem
Existing high-end chair lumbar supports cannot maintain a fixed tilt angle when subjected to significant pressure from the user's lower back, thus failing to provide stable support.
Method used
The first and second connecting seats are pivotally connected by a pivot and equipped with an elastic element. Combined with a locking block and a switching mechanism, the switching mechanism applies a clamping force to the locking block, keeping the second connecting seat and the first connecting seat in a relatively fixed state to adapt to the user's sitting posture requirements.
Benefits of technology
It provides stable lumbar support when the user is in a reclining posture, improving the comfort and adaptability of the seat.
✦ Generated by Eureka AI based on patent content.
Abstract
The utility model discloses a left and right swing self -adaptation structure and seat, left and right swing self -adaptation structure includes first connecting seat, second connecting seat, lock block and switch mechanism, and the second connecting seat is hinged on the first connecting seat through one up and down extension pivot, and is provided with two elastic members between the second connecting seat and the first connecting seat, and two elastic members are located two sides of pivot respectively, lock block sets up first cooperation face, and sets up second cooperation face on the first connecting seat, and lock block can be installed on the second connecting seat to make first cooperation face can move between the first position of mutual adhesion and engagement with second cooperation face and the second position of separation with second cooperation face, switch mechanism is pressed lock block when being operated to make first cooperation face and second cooperation face engage together, or releases lock block to make first cooperation face and second cooperation face can rotate relatively. The utility model can provide stable support for the body part of user, adapts to different scene demand, and has improved comfort.
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